{"cve_id":"CVE-2019-19781","published":"2019-12-27T14:15:12.070000+00:00","last_modified":"2026-08-12T05:17:21.853000+00:00","vuln_status":"Analyzed","description":"An issue was discovered in Citrix Application Delivery Controller (ADC) and Gateway 10.5, 11.1, 12.0, 12.1, and 13.0. They allow Directory Traversal.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","base_score":9.8,"base_severity":"CRITICAL","attack_vector":"NETWORK","privileges_req":"NONE","user_interaction":"NONE","scope":"UNCHANGED","impact_c":"HIGH","impact_i":"HIGH","impact_a":"HIGH","cwe_ids":["CWE-22"],"in_kev":true,"kev_date_added":"2021-11-03","kev_ransomware":true,"epss_score":0.99999,"epss_percentile":0.99998,"cap_rule_version":"0.1.1","stage":"INITIAL_ACCESS","req_access":"NONE","req_vector":"NETWORK","req_user_interaction":false,"grant_access":"USER","caps":["CODE_EXEC","INFO_DISCLOSURE"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T09:08:40.157552+00:00","first_seen":"2019-12-27T14:15:12.070000+00:00","kev_first_seen":"2021-11-03T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["citrix"],"products":["application_delivery_controller","application_delivery_controller_firmware","gateway","gateway_firmware","netscaler_gateway","netscaler_gateway_firmware"],"affected":[{"vendor":"citrix","product":"application_delivery_controller_firmware","ranges":["10.5","11.1","12.0","12.1","13.0"]},{"vendor":"citrix","product":"gateway_firmware","ranges":["13.0"]},{"vendor":"citrix","product":"netscaler_gateway_firmware","ranges":["11.1","12.0","12.1","10.5"]}]}